---Do you have trouble finishing the work? ---The work is not so difficult as you think.We have finished it already.
—Shall I help you, sir? —I appreciate ____ if you do me the favor to pack the luggage.
Helping others is a habit, ___ you can learn even at an early age.
The new group of students are better-behaved than the other group who stayed here___
The children loved their day trip, and they enjoyed the horse ride___
As you know, I’m still buried in books at ____school you are so familiar with.